/ Dictionary / Index T tragacanth: Meaning and Definition of Find definitions for: trag•a•canth Pronunciation: (trag'u-kanth", traj'-), [key] — n. a gummy substance derived from various low, spiny, Asian shrubs belonging to the genus Astragalus, of the legume family, esp. A. gummifer: used to impart firmness to pills and lozenges, stiffen calicoes, etc. Also called gum tragacanth. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: tragacanth (Thesaurus) traffic pattern tragedian Related Content Daily Word Quiz: cautious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language